Public Relations Firms Database

O'Dwyer's is the #1 source for researching public relations firms and outside PR counsel. We've been connecting clients and PR firms for 51 years through our printed and online directory of PR firms.

Scroll down for an alphabetical list of firms in our database. In addition, we have indexes by geographical location and 25 PR specialties:

- PR Firms in Alphabetical Order
- PR Firms By Location
- PR Firms By Specialty

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To do a quick search for a PR firm listed in O'Dwyer's database, enter firm name in the box below:

O'Dwyer's is the only place you can look up a client (e.g., Microsoft, Nike, Starbucks) and determine its outside PR counsel. Results will show the client name you searched for with links to PR firms in our database that have done work for that client.

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To help clients shop for PR and wind up with legitimate outside PR counsel, O'Dwyer's ranks PR firms each year by net fees. Those firms which have satisfied the O'Dwyer ranking rules – supporting fee and employee totals with income tax and W-3 forms and providing a current account list – have a rankings seal next to their name throughout our database.

Alphabetical Listing of Firms (Click firm logos & names for full description)

Z Listings

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Zapwater Communications, Inc. Ranked PR firm
Zapwater Communications, Inc.
Chicago Office, 118 N. Peoria, 4th flr.
Chicago, IL 60607

Zehnder Communications Zehnder Communications
365 Canal St., #480
New Orleans, LA 70130

Zeno Group Ranked PR firm
Zeno Group
140 Broadway, 39th flr.
New York, NY 10005

Zer0 to 5ive Zer0 to 5ive
28 S. Waterloo, #100
Devon, PA 19333

Zimmerman Agency, The Ranked PR firm
Zimmerman Agency, The
1821 Miccosukee Commons
Tallahassee, FL 32308

Z Listings

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0-9 | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z